During code review Boyko discovered a memory leak. This
patch fixes that leak.

Signed-off-by: James Simmons <uja.o...@yahoo.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-4423
Reviewed-on: http://review.whamcloud.com/19716
Reviewed-by: Alexander Boyko <alexander.bo...@seagate.com>
Reviewed-by: Frank Zago <fz...@cray.com>
Reviewed-by: Oleg Drokin <oleg.dro...@intel.com>
Signed-off-by: James Simmons <jsimm...@infradead.org>
---
 .../lustre/lnet/libcfs/linux/linux-crypto.c        |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/staging/lustre/lnet/libcfs/linux/linux-crypto.c 
b/drivers/staging/lustre/lnet/libcfs/linux/linux-crypto.c
index 84f9b7b..5c0116a 100644
--- a/drivers/staging/lustre/lnet/libcfs/linux/linux-crypto.c
+++ b/drivers/staging/lustre/lnet/libcfs/linux/linux-crypto.c
@@ -99,6 +99,7 @@ static int cfs_crypto_hash_alloc(enum cfs_crypto_hash_alg 
hash_alg,
                                         (*type)->cht_size);
 
        if (err != 0) {
+               ahash_request_free(*req);
                crypto_free_ahash(tfm);
                return err;
        }
-- 
1.7.1

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